137.83.57.0/24 The Hospital for Sick Children
Announced by AS46626 The Hospital for Sick Children. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 137.83.57.0/24
Prefix
Origin
AS46626 SICKKIDS-AS-01
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-14 04:02 UTC
Paths
How 137.83.57.0/24 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 26677 46626
| Origin | AS46626 The Hospital for Sick Children |
| Origin code | IGP |
| Communities | 174:21001 174:22003 36601:150 36601:174 36601:2001 |
| Updated | 6d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 26677 46626
| Origin | AS46626 The Hospital for Sick Children |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 10h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 26677 46626
| Origin | AS46626 The Hospital for Sick Children |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 10h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS46626 to originate 137.83.57.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 137.83.57.0/24 | /24 | AS46626 SICKKIDS-AS-01 | ARIN |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 137.83.57.0/24 | AS46626 SICKKIDS-AS-01 | ARIN | The Hospital of Sick Children - Research Institute 555 University Avenue Toronto ON M5G-1X8 Canada | MNT-RIHSC-1 |
| 137.83.57.0/24 | AS46626 SICKKIDS-AS-01 | CANARIE | TheHospitalForSickChildren(SickKids) | ORANO-MNT |
| 137.83.57.0/24 | AS46626 SICKKIDS-AS-01 | RADB | THE HOSPITAL FOR SICK CHILDREN | MAINT-AS852 |